1200201210222 has 64 divisors (see below), whose sum is σ = 2864565181440. Its totient is φ = 327779172864.

The previous prime is 1200201210163. The next prime is 1200201210301. The reversal of 1200201210222 is 2220121020021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 976054 + ... + 1831142.

It is an arithmetic number, because the mean of its divisors is an integer number (44758830960).

Almost surely, 2^{1200201210222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1200201210222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1432282590720).

1200201210222 is an abundant number, since it is smaller than the sum of its proper divisors (1664363971218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200201210222 is a wasteful number, since it uses less digits than its factorization.

1200201210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856577.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1200201210222 its reverse (2220121020021), we get a palindrome (3420322230243).

The spelling of 1200201210222 in words is "one trillion, two hundred billion, two hundred one million, two hundred ten thousand, two hundred twenty-two".